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Waelbroeck, Claire; Pichat, Sylvain; Böhm, Evelyn; Missiaen, Lise (2018): Protactinium, thorium and uranium activities and ratios in sediment cores MD09-3257 and GeoB3910-2 [dataset]. PANGAEA, https://doi.org/10.1594/PANGAEA.894682, In supplement to: Waelbroeck, Claire; Pichat, Sylvain; Böhm, Evelyn; Lougheed, Bryan C; Faranda, Davide; Vrac, Mathieu; Missiaen, Lise; Vázquez Riveiros, Natalia; Burckel, Pierre; Lippold, Jörg; Arz, Helge Wolfgang; Dokken, Trond; Thil, François; Dapoigny, Arnaud (2018): Relative timing of precipitation and ocean circulation changes in the western equatorial Atlantic over the last 45 kyr. Climate of the Past, 14(9), 1315-1330, https://doi.org/10.5194/cp-14-1315-2018

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Related to:
Burckel, Pierre; Waelbroeck, Claire; Gherardi, Jeanne-Marie; Pichat, Sylvain; Arz, Helge Wolfgang; Lippold, Jörg; Dokken, Trond; Thil, François (2015): Atlantic Ocean circulation changes preceded millennial tropical South America rainfall events during the last glacial. Geophysical Research Letters, 42(2), 411-418, https://doi.org/10.1002/2014GL062512
Coverage:
Median Latitude: -4.272500 * Median Longitude: -36.372500 * South-bound Latitude: -4.300000 * West-bound Longitude: -36.400000 * North-bound Latitude: -4.245000 * East-bound Longitude: -36.345000
Date/Time Start: 1996-03-30T00:00:00 * Date/Time End: 1996-03-30T00:00:00
Minimum DEPTH, sediment/rock: 0.00 m * Maximum DEPTH, sediment/rock: 3.90 m
Event(s):
GeoB3910-2 * Latitude: -4.245000 * Longitude: -36.345000 * Date/Time: 1996-03-30T00:00:00 * Elevation: -2362.0 m * Recovery: 6.94 m * Location: Northeast Brasilian Margin * Campaign: M34/4 * Basis: Meteor (1986) * Method/Device: Gravity corer (Kiel type) (SL) * Comment: CC: stiff gray clay, mica, forams
MD09-3257 * Latitude: -4.300000 * Longitude: -36.400000 * Elevation: -2350.0 m * Location: South Atlantic Ocean * Campaign: MD173 (RETRO-2) * Basis: Marion Dufresne (1995) * Method/Device: Calypso Corer (CALYPSO)
Comment:
A Pa/Th value of 0.058 ± 0.014 was measured by Burckel et al. (2015) at 360 cm, that we discarded as an outlier with respect to the replicate measured at 360 cm and surrounding values.
Parameter(s):
#NameShort NameUnitPrincipal InvestigatorMethod/DeviceComment
1Event labelEventWaelbroeck, Claire
2DEPTH, sediment/rockDepth sedmWaelbroeck, ClaireGeocode
3AGEAgeka BPWaelbroeck, ClaireGeocode
4Age, errorAge e±Waelbroeck, Claire1 σ
5Protactinium-231231Padpm/gWaelbroeck, Claire
6Protactinium-231, standard deviation231Pa std dev±Waelbroeck, Claire1 σ
7Thorium-230230Thdpm/gWaelbroeck, Claire
8Thorium-230, standard deviation230Th std dev±Waelbroeck, Claire1 σ
9Thorium-232232Thdpm/gWaelbroeck, Claire
10Thorium-232, standard deviation232Th std dev±Waelbroeck, Claire1 σ
11Uranium-238238Udpm/gWaelbroeck, Claire
12Uranium-238, standard deviation238U std dev±Waelbroeck, Claire1 σ
13Protactinium-231 excess231Pa xsdpm/gWaelbroeck, Claire
14Thorium-230 excess230Th xsdpm/gWaelbroeck, Claire
15Protactinium-231 excess, decay-corrected231Pa xs0dpm/gWaelbroeck, Claire
16Thorium-230 excess, decay-corrected230Th xs,0dpm/gWaelbroeck, Claire
17Total, flux per yearAnn mass fluxg/m2/aWaelbroeck, ClairePreserved vertical flux
18Thorium-232, flux232Th fluxdpm/cm2/kaWaelbroeck, Claire
19Protactinium-231/Thorium-230 ratio231Pa/230ThWaelbroeck, ClairePa/Th values are computed with a detrital U/Th ratio of 0.5±0.05
20Protactinium-231/Thorium-230 ratio, standard deviation231Pa/230Th std dev±Waelbroeck, ClairePa/Th values are computed with a detrital U/Th ratio of 0.5±0.05
21Reference/sourceReferenceWaelbroeck, Claire
License:
Creative Commons Attribution 4.0 International (CC-BY-4.0)
Size:
2034 data points

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